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authorJohn W. Linville <linville@tuxdriver.com>2010-10-15 16:11:56 -0400
committerJohn W. Linville <linville@tuxdriver.com>2010-10-15 16:11:56 -0400
commitc64557d666eb62eb5f296c6b93bd0a5525ed1e36 (patch)
tree1e25cc32521d06ae876de18bb8e48b3cf9d30808 /net/wireless
parent1a63c353c856c9f6d44a533afb6ad6dbbcdea683 (diff)
parent0d91f22b75347d9503b17a42b6c74d3f7750acd6 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/core.c54
-rw-r--r--net/wireless/mlme.c23
-rw-r--r--net/wireless/nl80211.c15
-rw-r--r--net/wireless/radiotap.c58
-rw-r--r--net/wireless/sysfs.c9
-rw-r--r--net/wireless/wext-compat.c4
6 files changed, 104 insertions, 59 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 1684ad91763c..9c21ebf9780e 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -178,10 +178,26 @@ int cfg80211_dev_rename(struct cfg80211_registered_device *rdev,
char *newname)
{
struct cfg80211_registered_device *rdev2;
- int result;
+ int wiphy_idx, taken = -1, result, digits;
assert_cfg80211_lock();
+ /* prohibit calling the thing phy%d when %d is not its number */
+ sscanf(newname, PHY_NAME "%d%n", &wiphy_idx, &taken);
+ if (taken == strlen(newname) && wiphy_idx != rdev->wiphy_idx) {
+ /* count number of places needed to print wiphy_idx */
+ digits = 1;
+ while (wiphy_idx /= 10)
+ digits++;
+ /*
+ * deny the name if it is phy<idx> where <idx> is printed
+ * without leading zeroes. taken == strlen(newname) here
+ */
+ if (taken == strlen(PHY_NAME) + digits)
+ return -EINVAL;
+ }
+
+
/* Ignore nop renames */
if (strcmp(newname, dev_name(&rdev->wiphy.dev)) == 0)
return 0;
@@ -189,7 +205,7 @@ int cfg80211_dev_rename(struct cfg80211_registered_device *rdev,
/* Ensure another device does not already have this name. */
list_for_each_entry(rdev2, &cfg80211_rdev_list, list)
if (strcmp(newname, dev_name(&rdev2->wiphy.dev)) == 0)
- return -EEXIST;
+ return -EINVAL;
result = device_rename(&rdev->wiphy.dev, newname);
if (result)
@@ -304,11 +320,9 @@ static void cfg80211_event_work(struct work_struct *work)
struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv)
{
static int wiphy_counter;
- int i;
- struct cfg80211_registered_device *rdev, *rdev2;
+
+ struct cfg80211_registered_device *rdev;
int alloc_size;
- char nname[IFNAMSIZ + 1];
- bool found = false;
WARN_ON(ops->add_key && (!ops->del_key || !ops->set_default_key));
WARN_ON(ops->auth && (!ops->assoc || !ops->deauth || !ops->disassoc));
@@ -332,37 +346,17 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv)
if (unlikely(!wiphy_idx_valid(rdev->wiphy_idx))) {
wiphy_counter--;
- goto too_many_devs;
- }
-
- /* 64k wiphy devices is enough for anyone! */
- for (i = 0; i < 0xFFFF; i++) {
- found = false;
- snprintf(nname, sizeof(nname)-1, PHY_NAME "%d", i);
- nname[sizeof(nname)-1] = 0;
- list_for_each_entry(rdev2, &cfg80211_rdev_list, list)
- if (strcmp(nname, dev_name(&rdev2->wiphy.dev)) == 0) {
- found = true;
- break;
- }
-
- if (!found)
- break;
- }
-
- if (unlikely(found)) {
-too_many_devs:
mutex_unlock(&cfg80211_mutex);
- /* ugh, too many devices already! */
+ /* ugh, wrapped! */
kfree(rdev);
return NULL;
}
- /* give it a proper name */
- dev_set_name(&rdev->wiphy.dev, "%s", nname);
-
mutex_unlock(&cfg80211_mutex);
+ /* give it a proper name */
+ dev_set_name(&rdev->wiphy.dev, PHY_NAME "%d", rdev->wiphy_idx);
+
mutex_init(&rdev->mtx);
mutex_init(&rdev->devlist_mtx);
INIT_LIST_HEAD(&rdev->netdev_list);
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index caf11a427507..26838d903b9a 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -764,6 +764,8 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid,
u16 frame_type, const u8 *match_data,
int match_len)
{
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct cfg80211_mgmt_registration *reg, *nreg;
int err = 0;
u16 mgmt_type;
@@ -810,22 +812,37 @@ int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid,
nreg->frame_type = cpu_to_le16(frame_type);
list_add(&nreg->list, &wdev->mgmt_registrations);
+ if (rdev->ops->mgmt_frame_register)
+ rdev->ops->mgmt_frame_register(wiphy, wdev->netdev,
+ frame_type, true);
+
out:
spin_unlock_bh(&wdev->mgmt_registrations_lock);
+
return err;
}
void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid)
{
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct cfg80211_mgmt_registration *reg, *tmp;
spin_lock_bh(&wdev->mgmt_registrations_lock);
list_for_each_entry_safe(reg, tmp, &wdev->mgmt_registrations, list) {
- if (reg->nlpid == nlpid) {
- list_del(&reg->list);
- kfree(reg);
+ if (reg->nlpid != nlpid)
+ continue;
+
+ if (rdev->ops->mgmt_frame_register) {
+ u16 frame_type = le16_to_cpu(reg->frame_type);
+
+ rdev->ops->mgmt_frame_register(wiphy, wdev->netdev,
+ frame_type, false);
}
+
+ list_del(&reg->list);
+ kfree(reg);
}
spin_unlock_bh(&wdev->mgmt_registrations_lock);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 882dc921103b..c506241f8637 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3153,6 +3153,21 @@ static int nl80211_send_survey(struct sk_buff *msg, u32 pid, u32 seq,
survey->noise);
if (survey->filled & SURVEY_INFO_IN_USE)
NLA_PUT_FLAG(msg, NL80211_SURVEY_INFO_IN_USE);
+ if (survey->filled & SURVEY_INFO_CHANNEL_TIME)
+ NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME,
+ survey->channel_time);
+ if (survey->filled & SURVEY_INFO_CHANNEL_TIME_BUSY)
+ NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY,
+ survey->channel_time_busy);
+ if (survey->filled & SURVEY_INFO_CHANNEL_TIME_EXT_BUSY)
+ NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_EXT_BUSY,
+ survey->channel_time_ext_busy);
+ if (survey->filled & SURVEY_INFO_CHANNEL_TIME_RX)
+ NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_RX,
+ survey->channel_time_rx);
+ if (survey->filled & SURVEY_INFO_CHANNEL_TIME_TX)
+ NLA_PUT_U64(msg, NL80211_SURVEY_INFO_CHANNEL_TIME_TX,
+ survey->channel_time_tx);
nla_nest_end(msg, infoattr);
diff --git a/net/wireless/radiotap.c b/net/wireless/radiotap.c
index c774bc0f155e..dbe35e138e94 100644
--- a/net/wireless/radiotap.c
+++ b/net/wireless/radiotap.c
@@ -201,7 +201,7 @@ int ieee80211_radiotap_iterator_next(
{
while (1) {
int hit = 0;
- int pad, align, size, subns, vnslen;
+ int pad, align, size, subns;
uint32_t oui;
/* if no more EXT bits, that's it */
@@ -261,6 +261,27 @@ int ieee80211_radiotap_iterator_next(
if (pad)
iterator->_arg += align - pad;
+ if (iterator->_arg_index % 32 == IEEE80211_RADIOTAP_VENDOR_NAMESPACE) {
+ int vnslen;
+
+ if ((unsigned long)iterator->_arg + size -
+ (unsigned long)iterator->_rtheader >
+ (unsigned long)iterator->_max_length)
+ return -EINVAL;
+
+ oui = (*iterator->_arg << 16) |
+ (*(iterator->_arg + 1) << 8) |
+ *(iterator->_arg + 2);
+ subns = *(iterator->_arg + 3);
+
+ find_ns(iterator, oui, subns);
+
+ vnslen = get_unaligned_le16(iterator->_arg + 4);
+ iterator->_next_ns_data = iterator->_arg + size + vnslen;
+ if (!iterator->current_namespace)
+ size += vnslen;
+ }
+
/*
* this is what we will return to user, but we need to
* move on first so next call has something fresh to test
@@ -287,40 +308,25 @@ int ieee80211_radiotap_iterator_next(
/* these special ones are valid in each bitmap word */
switch (iterator->_arg_index % 32) {
case IEEE80211_RADIOTAP_VENDOR_NAMESPACE:
- iterator->_bitmap_shifter >>= 1;
- iterator->_arg_index++;
-
iterator->_reset_on_ext = 1;
- vnslen = get_unaligned_le16(iterator->this_arg + 4);
- iterator->_next_ns_data = iterator->_arg + vnslen;
- oui = (*iterator->this_arg << 16) |
- (*(iterator->this_arg + 1) << 8) |
- *(iterator->this_arg + 2);
- subns = *(iterator->this_arg + 3);
-
- find_ns(iterator, oui, subns);
-
iterator->is_radiotap_ns = 0;
- /* allow parsers to show this information */
+ /*
+ * If parser didn't register this vendor
+ * namespace with us, allow it to show it
+ * as 'raw. Do do that, set argument index
+ * to vendor namespace.
+ */
iterator->this_arg_index =
IEEE80211_RADIOTAP_VENDOR_NAMESPACE;
- iterator->this_arg_size += vnslen;
- if ((unsigned long)iterator->this_arg +
- iterator->this_arg_size -
- (unsigned long)iterator->_rtheader >
- (unsigned long)(unsigned long)iterator->_max_length)
- return -EINVAL;
- hit = 1;
- break;
+ if (!iterator->current_namespace)
+ hit = 1;
+ goto next_entry;
case IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE:
- iterator->_bitmap_shifter >>= 1;
- iterator->_arg_index++;
-
iterator->_reset_on_ext = 1;
iterator->current_namespace = &radiotap_ns;
iterator->is_radiotap_ns = 1;
- break;
+ goto next_entry;
case IEEE80211_RADIOTAP_EXT:
/*
* bit 31 was set, there is more
diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c
index 74a9e3cce452..4294fa22bb2d 100644
--- a/net/wireless/sysfs.c
+++ b/net/wireless/sysfs.c
@@ -35,6 +35,14 @@ SHOW_FMT(index, "%d", wiphy_idx);
SHOW_FMT(macaddress, "%pM", wiphy.perm_addr);
SHOW_FMT(address_mask, "%pM", wiphy.addr_mask);
+static ssize_t name_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf) {
+ struct wiphy *wiphy = &dev_to_rdev(dev)->wiphy;
+ return sprintf(buf, "%s\n", dev_name(&wiphy->dev));
+}
+
+
static ssize_t addresses_show(struct device *dev,
struct device_attribute *attr,
char *buf)
@@ -57,6 +65,7 @@ static struct device_attribute ieee80211_dev_attrs[] = {
__ATTR_RO(macaddress),
__ATTR_RO(address_mask),
__ATTR_RO(addresses),
+ __ATTR_RO(name),
{}
};
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 6002265289c6..12222ee6ebf2 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -1366,6 +1366,10 @@ struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev)
}
wstats.qual.updated |= IW_QUAL_NOISE_INVALID;
+ if (sinfo.filled & STATION_INFO_RX_DROP_MISC)
+ wstats.discard.misc = sinfo.rx_dropped_misc;
+ if (sinfo.filled & STATION_INFO_TX_FAILED)
+ wstats.discard.retries = sinfo.tx_failed;
return &wstats;
}